Which pair of forces do scientists believe are responsible for tectonic plate motion? A. gravity acting on the edges of plates and convection in the mantle

B. gravity acting on the edges of plates and friction between the plate and the asthenosphere

C. friction between the plate and the asthenosphere and pressure of magma on the edge of the plate

D. convection in the mantle and pressure of magma on the edge of the plate

Ball is tossed up in the air at its peak, it stops before beginning to fall.the ball at its peak has

In the spring of 1989, thousands of protesters gathered in tiananmen square in beijing, china. they rallied around a plaster statue that resembled the statue of liberty which they called “the goddess of democracy.” these protestors were seeking a) united states assistance in gaining better health care. b) economic reforms which would allow more chinese exports. c) the boycott of the future olympic games scheduled for beijing. d) political reforms to allow more freedom of speech and political representation.

What film is responsible for the creation of the pg-13 rating?